Home / 5,400.75-8,103.57-3,092.25

Finding the Fourth Proportional to 5,400.75, 8,103.57 and 3,092.25

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Solution

The fourth proportional to 5,400.75, 8,103.57 and 3,092.25 is: 4,639.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.75 : 8,103.57 = 3,092.25 : x
  2. Step 2: Convert to fraction form
    5,400.75/8,103.57 = 3,092.25/x
  3. Step 3: Cross multiply
    5,400.75x = 8,103.57 × 3,092.25
  4. Step 4: Simplify right side
    5,400.75x = 25,058,264.33
  5. Step 5: Solve for x
    x = 25,058,264.33/5,400.75
  6. Step 6: Final answer
    x = 4,639.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.